Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 1 | /* |
Vidhya Sudhan Loganathan | 050471e | 2019-04-25 09:27:24 +0100 | [diff] [blame] | 2 | * Copyright (c) 2018-2019 ARM Limited. |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 24 | #ifndef __ARM_COMPUTE_GRAPH_CLDEVICEBACKEND_H__ |
| 25 | #define __ARM_COMPUTE_GRAPH_CLDEVICEBACKEND_H__ |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 26 | |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 27 | #include "arm_compute/graph/IDeviceBackend.h" |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 28 | |
| 29 | #include "arm_compute/runtime/CL/CLBufferAllocator.h" |
| 30 | #include "arm_compute/runtime/CL/CLTuner.h" |
| 31 | |
| 32 | namespace arm_compute |
| 33 | { |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 34 | namespace graph |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 35 | { |
| 36 | namespace backends |
| 37 | { |
| 38 | /** OpenCL device backend */ |
| 39 | class CLDeviceBackend final : public IDeviceBackend |
| 40 | { |
| 41 | public: |
| 42 | /** Default Constructor */ |
| 43 | CLDeviceBackend(); |
| 44 | /** Destructor */ |
| 45 | ~CLDeviceBackend(); |
| 46 | /** Switchs on or off the kernel tuning |
| 47 | * |
| 48 | * @note When true the tuner set is used, if no tuner is set a new default one is created |
| 49 | * |
| 50 | * @param[in] enable_tuning Enables tuning if false else true |
| 51 | */ |
| 52 | void set_kernel_tuning(bool enable_tuning); |
Vidhya Sudhan Loganathan | 050471e | 2019-04-25 09:27:24 +0100 | [diff] [blame] | 53 | /** Set kernel tuning mode |
| 54 | * |
| 55 | * @param[in] tuning_mode Indicates how exhaustive the search for the optimal LWS should be while tuning |
| 56 | */ |
| 57 | void set_kernel_tuning_mode(CLTunerMode tuning_mode); |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 58 | |
| 59 | // Inherited overridden methods |
| 60 | void initialize_backend() override; |
| 61 | void setup_backend_context(GraphContext &ctx) override; |
Anthony Barbier | b6eb353 | 2018-08-08 13:20:04 +0100 | [diff] [blame] | 62 | void release_backend_context(GraphContext &ctx) override; |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 63 | bool is_backend_supported() override; |
Georgios Pinitas | 3d1489d | 2018-05-03 20:47:16 +0100 | [diff] [blame] | 64 | IAllocator *backend_allocator() override; |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 65 | std::unique_ptr<ITensorHandle> create_tensor(const Tensor &tensor) override; |
Georgios Pinitas | ee33ea5 | 2018-03-08 16:01:29 +0000 | [diff] [blame] | 66 | std::unique_ptr<ITensorHandle> create_subtensor(ITensorHandle *parent, TensorShape shape, Coordinates coords, bool extend_parent) override; |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 67 | std::unique_ptr<arm_compute::IFunction> configure_node(INode &node, GraphContext &ctx) override; |
Georgios Pinitas | 2870516 | 2018-03-21 20:10:53 +0000 | [diff] [blame] | 68 | Status validate_node(INode &node) override; |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 69 | std::shared_ptr<arm_compute::IMemoryManager> create_memory_manager(MemoryManagerAffinity affinity) override; |
| 70 | |
| 71 | private: |
Anthony Barbier | b6eb353 | 2018-08-08 13:20:04 +0100 | [diff] [blame] | 72 | int _context_count; /**< Counts how many contexts are currently using the backend */ |
| 73 | CLTuner _tuner; /**< CL kernel tuner */ |
| 74 | std::unique_ptr<CLBufferAllocator> _allocator; /**< CL buffer affinity allocator */ |
Anthony Barbier | 5a65cfd | 2018-08-10 14:10:08 +0100 | [diff] [blame] | 75 | std::string _tuner_file; /**< Filename to load/store the tuner's values from */ |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 76 | }; |
| 77 | } // namespace backends |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 78 | } // namespace graph |
Georgios Pinitas | d8734b5 | 2017-12-22 15:27:52 +0000 | [diff] [blame] | 79 | } // namespace arm_compute |
Georgios Pinitas | d9eb275 | 2018-04-03 13:44:29 +0100 | [diff] [blame] | 80 | #endif //__ARM_COMPUTE_GRAPH_CLDEVICEBACKEND_H__ |